SM-SX1/SX1W
– 14 –
Figure 14 SCHEMATIC DIAGRAM (1/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 32.
NC
10
9
8
7
4
3
2
1
NC
10
9
8
7
4
3
2
1
9
10
11
12
13
14
15
8
7
6
5
4
3
2
1
P18 1-C
TO 1BIT AMP.
PWB
AGND
AGND
AGND
A L
D R+
D R–
D L–
D L+
6
5
4
3
2
1
2
1
NC
NC
S
S
S
S
D
D
7
6
5
4
3
2
1
7
6
5
4
3
2
1
8
7
6
5
3
2
1
–
+
+
–
4
Q324
2SJ109BL
NC
NC
S
S
D
D
S
S
S
S
D
D
D
D
7
6
5
4
3
2
1
7
6
5
4
3
2
1
TO DIGITAL PWB
P17 12-E
TO
MICROCOMPUTER
PWB
P23 12-E
DGND
GND(
µ
-COM)
GND(
µ
-COM)
L MUTE
YOBI
P-IN
PROTECT
POWER
DIG/ANA
IC-RESET
LED GND
5V(
µ
-COM)
VOL COMN
+24V
PROTECT
PROTECT MID
DIG/ANA
12V
5VD
D R+
D R–
DGND
D L–
D L+
AGND
–10V
+10V
8
7
6
5
4
3
2
1
–
–
+
+
D
D
DGND
+B
+B
+B
+B
+B
+B
-B
-B
+B
+B
-B
-B
-B
-B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
9
10
11
8
7
6
5
4
3
2
1
9
10
11
8
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
CNWAM2A
P18
TO 1B
PW
CNWA
C333
100/16
R399
100K
R398
100K
TP66
TP65
TP64
TP63
TP62
TP61
TP60
TP59
TP58
TP111
TP110
TP108
TP107
TP106
TP105
TP102
TP101
TP99
TP97
TP96
TP95
TP94
TP93
TP92
TP91
TP89
TP88
TP87
TP86
TP85
TP84
TP82
TP81
TP80
RLY301
C352
10/25
R305
27K
R306
27K
C346 47P
R376 15K
R301
1K
C354
0.0047
BI302
R371
820
R373 1M
C341 0.01
R303 2.7K
CNP303
D301
DAN202K
Q301
2SC2412KR
C35
0.004
C347
0.0047
R341
10
C345
47P
Q
2SA
R345
4.7K
R348
82K
C348
0.0047
Q31
2SA103
D302
DAN202K
CNP304
IC307
NJM4558M
MOTOR DRIVE
C337
0.01
C340
0.01
D323
DAN202K
R347
4.7K
R346
4.7K
D318
DAN202K
D319
DAN202K
D317
DAN202K
D316
DAN202K
C334 100/16
R357
2.2K
C350
220P
C351
10/25
R369 270
R339
150
R338
180
R336
180
R337
150
Q321
2SK389BL
Q317
2SC2412KR
R302 100K
C349
220P
R
1
R340
10
R361
100
R349
82K
Q320
2SC2412KR
Q328
2SJ74BL
C342
0.01
R378 15K
R358
1M
VOL301
MAIN VOLUME
BI301
CNS902
CNS801
CNP801
CNP902
D322
R350
10K
Q323
2SJ109BL
R362
390
Q322
2SK389BL
R365
390
R363
390
IC308
OPA2134
ANALOG AMP.
C336 10/25
C339
0.1
Q313
2SA1036KR
RLY302
R354 100K
Q318
2SC2412KR
Q302
2SC2412KR
R304
1K
R372
1M
R366
390
R370
820
R332
2.2K
R335
150
R333
2.2K
R374
220
D320
DAN202K
D321
DAN202K
R342
10K
R343 10K
C335 10/25
R344
4.7K
R359
1M
R367
390
C338
0.1
R351
100K
Q319
2SC2412
R368
270
Q316
2SA1036KR
R334
150
Q326 2SK170BL
R380
220
Q314
2SA1036KR
R360
100
R364
390
1
1
MAIN PWB-A1